修复可以关注同一个话题的问题

src/main/java/cn/meteor/beyondclouds/modules/topic/service/impl/TopicServiceImpl.java

@@ -92,7 +92,7 @@ public class TopicServiceImpl extends ServiceImpl<TopicMapper, Topic> implements
         //3. 判断用户是否已经关注该话题
         //3. 判断用户是否已经关注该话题
         QueryWrapper<TopicFollow> topicFollowQueryWrapper = new QueryWrapper<>();
         QueryWrapper<TopicFollow> topicFollowQueryWrapper = new QueryWrapper<>();
         topicFollowQueryWrapper.eq("user_id", userId);
         topicFollowQueryWrapper.eq("user_id", userId);
-        topicFollowQueryWrapper.eq("topic", topicId);
+        topicFollowQueryWrapper.eq("topic_id", topicId);
 
 
         if (null != topicFollowService.getOne(topicFollowQueryWrapper)) {
         if (null != topicFollowService.getOne(topicFollowQueryWrapper)) {
             throw new TopicServiceException(TopicErrorCode.AlREADY_FOLLOWED);
             throw new TopicServiceException(TopicErrorCode.AlREADY_FOLLOWED);